You can also immediately use the PHAR after you have downloaded it, of course:

wget https://phar.phpunit.de/phpdcd.phar
php phpdcd.phar

Composer

Simply add a dependency on sebastian/phpdcd to your project's composer.json file if you use Composer to manage the dependencies of your project. Here is a minimal example of a composer.json file that just defines a development-time dependency on PHPDCD: